Harbinger Classic Oiled Leather Weightlifting Belt Weightlifting belt constructed from oiled top grain leather for classic durability and performance Extra wide 6 inch width stabilizes back and core during strength training and heavy lifts Thick 5 millimeter genuine leather offers superior support and helps maintain proper posture Heavy-duty dual prong steel tensioning roller buckle locks belt in position Available in five waist sizes: S (23-29 inches), M (29-33 inches), L (33-37 inches), XL (37-42 inches), XXL (42-48 inches); measure around waist to determine size